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Finding the Fourth Proportional to 531,457.73, 797,226.57 and 152,375.45

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Solution

The fourth proportional to 531,457.73, 797,226.57 and 152,375.45 is: 228,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,457.73 : 797,226.57 = 152,375.45 : x
  2. Step 2: Convert to fraction form
    531,457.73/797,226.57 = 152,375.45/x
  3. Step 3: Cross multiply
    531,457.73x = 797,226.57 × 152,375.45
  4. Step 4: Simplify right side
    531,457.73x = 121,477,757,355.71
  5. Step 5: Solve for x
    x = 121,477,757,355.71/531,457.73
  6. Step 6: Final answer
    x = 228,574.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.